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Hydrograph vs Undefined - What's the difference?

hydrograph | undefined |

As a noun hydrograph

is a graph of flow past a point in a river versus time.

As an adjective undefined is

lacking a definition or value.

hydrograph

English

(wikipedia hydrograph)

Noun

(en noun)
  • A graph of flow past a point in a river versus time.
  • A graph of water table versus time.
  • * 1962 , Arthur John Zeizel, Ground-water resources of Du Page County, Illinois
    • A comparison of Silurian dolomite aquifer water-level hydrographs and pumpage graphs indicates that in general water-level decline is directly proportional to pumpage and suggests that recharge balances discharge.

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined